577+(49+23)×151简便计算_数学解答

577+(49+23)×151简便计算

人气：256 ℃　时间：2020-05-11 10:08:50

解答

=577+72x151
=577+10872
=11449
=577+（50+20+2）*151
=577+50*151+20*151+2*151
=577+7550+3020+302
=11449